OpenTechnical

OT-2026-000099325

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, three stage ejector, manifold pressure sensor, sustained blow-off before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000099325) never changes.

Identity and time

Publication numberOT-2026-000099325 · never reused
Internal UUID01a0aea2-8289-7784-a34e-ca3c7f85ae1f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099325
StatusPUBLIC

Content hashes

Canonical text576864ba10bc130dcc035adf08e95038b197c1c481e35ca5af0fd8a173453476
Markdown031062b5ad1ebb95d377aa7bfbc5264e90270af268f200e2108309cd8918e71f
PDF
Publication page028b824b71e53aea02550427aaceb586642ec0de0a350ee7babf57dd40d79868
Manifest118c8e5615ad905f995fdbefa382462afea2e6642f51b6c2ac9d34310ec1dfd8

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureKjHxfKIOiczBYtE1HloJcrSvWXKLiUvPhqD8phVqPWeVSQ06pjVPhyxCSqkv0lxczFFG3IVerVGFzibIppp9Bg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:30:47.664567ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099325
observed 028b824b71e53aea02550427aaceb586...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:47.647734ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099325/manifest.json
observed 118c8e5615ad905f995fdbefa382462a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:47.630267ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099325/publication.md
observed 031062b5ad1ebb95d377aa7bfbc5264e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:47.610151ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099325/publication.txt
observed 576864ba10bc130dcc035adf08e95038...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.